Step 5: Halls Sensor & Battery

Step 6: The Code

A search for POV projects found code for a POV Bike project. Below is what I used but it is a far cry from the original. The original is much more c...

Step 2: Begin Assembly

1. Cut a small - 3 by 5 - piece of 1/4 inch plywood and epoxied to the fan hub . Right now the epoxy is the only thing holding the LED assembly to the fan. Perhaps some wire ties for safety would be good. I think I will add them later.

2. I cut a 15 by 2.5 inch piece of plastic from some stock I had. Sheets of plastic can be had at Home Depot. I just guessed at the size and it turned out to be pretty good.

3. Drill 7 holes in one end about 3/4 of an inch apart for the LEDs. I found a drill size that allows the LEDs to be pressed into the holes quite tightly. If they had not fit nicely, I would have used a dab of hot glue to hold in place.